K. E. Bergeron Mechanical Systems, LLC is a 2nd generation HVAC business based out of Keene, NH specializing in high quality HVAC system design, installation, service, and maintenance for New Hampshire and Vermont. Our customer base is comprised of Industrial, Institutional, Commercial, and Residential facilities or Buildings.

  • ACCA Certified
  • Energy Star Approved Contractor
  • LEED Certified
Mission Statement

No Problems, Just Solutions,” sums it up. It is our goal to earn your trust and lifetime business through 100% customer satisfaction. We strive to constantly improve by highly training our technicians both technically and socially so that your HVAC experience with our company is second to none.